( ) 1.They don't know ______their parents are.
A that B what C why D which
( ) 2.Please tell me ______what last year.
A.where does your sister work B where did your sister work
C where your sister works D where your sister worked
( ) 3.She asked me if I knew ______.
A. whose pen is it B. whose pen it was
C. whose pen it is D. whose pen was it
( ) 4. You must remember ________.
A. what your mother said B. what did your mother say
C. your mother said what D. what has your mother said
( ) 5 Did you know ____?
A. who he was looking after B. who was he looking for
C. who he is looking for D. who he is looking after
( ) 6 Could you tell me ___?
A. when will they leave Beijing B. when would they leave Beijing
C. when they will leave Beijing D. when did they leave Beijing
( ) 7 He asked me _____told me the accident.
A whom B which C who D whose
Answer：
(D ) 1.They don't know ______their parents are.
A that B what C why D which
引导词在从句中作表语,可用that或which,但是父母是两个人,that要用those形式,没有,故选D
(D ) 2.Please tell me ______ last year.
A.where does your sister work B where did your sister work
C where your sister works D where your sister worked
要用陈述语序,且last year 表过去时
(B ) 3.She asked me if I knew ______.
A. whose pen is it B. whose pen it was
C. whose pen it is D. whose pen was it
用陈述语序,且主过从过
( A) 4. You must remember ________.
A. what your mother said B. what did your mother say
C. your mother said what D. what has your mother said
固定用法
( A) 5 Did you know ____?
A. who he was looking after B. who was he looking for
C. who he is looking for D. who he is looking after
理由同3题
( C) 6 Could you tell me ___?
A. when will they leave Beijing B. when would they leave Beijing
C. when they will leave Beijing D. when did they leave Beijing
用陈述语序
could表委婉而不是过去.
( C) 7 He asked me _____told me the accident.
A whom B which C who D whose
引导词在从句中作主语,指人,只能用who 或 that